Exam (elaborations)
Basic Electricity Test Questions And Answers With Verified Solutions 100% Correct !!!
- Course
- Institution
Basic Electricity Test Questions And Answers With Verified Solutions 100% Correct !!!
[Show more]
Content preview
Basic Electricity Test Questions AndAnswers With Verified Solutions 100%
Correct !!!
Which of the following is the basis for electricity? - ANSWER✔✔The movement
of outer orbit electrons from one orbit to another
Static electricity is most often produced by: - ANSWER✔✔Friction
A good insulating material is one in which: - ANSWER✔✔Electrons are not easily
moved from one atom to another
The prefix 'kilo' means: - ANSWER✔✔one thousand
A negative electrical charge occurs when there is an accumulation of: -
ANSWER✔✔Electrons at some point
The nucleus of an atom contains - ANSWER✔✔protons and neutrons
The particles which make up an atom are the - ANSWER✔✔Proton, neutron,
electron
What is an ion? - ANSWER✔✔An atom which has an excess or deficiency of
electrons
, If you suspend a bar magnet from a string and its North Pole points to the earth's
North Pole. This means: - ANSWER✔✔The earth's north pole has a south
magnetic polarity
The term used to express opposition to magnetic lines of force is: -
ANSWER✔✔Reluctance
Which of the following is not true? - ANSWER✔✔Soft iron gets its name because
it is soft like rubber
Residual magnetism refers to: - ANSWER✔✔The magnetic field remaining in a
material after the external magnetizing force is removed
Current flow in a straight conductor produces: - ANSWER✔✔Magnetic lines of
force
The direction of the magnetic lines of flux outside a magnet is: -
ANSWER✔✔From North to South
Around a magnet, the external lines of force: - ANSWER✔✔Leave the magnet
from the North pole and enter the South pole
Retentively is: - ANSWER✔✔The ability of a material to retain its magnetism
An advantage of electromagnets over permanent magnets is: - ANSWER✔✔The
polarity and strength of electromagnets can be controlled
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller classhub. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
66579 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now